package com.kun.cloud.controller;

import com.kun.cloud.entities.CommonResult;
import com.kun.cloud.entities.Payment;
import com.kun.cloud.service.PaymentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;
import java.util.concurrent.TimeUnit;

@RestController
@Slf4j
public class PaymentController {

    @Resource
    private PaymentService paymentService;

    @Value("${server.port}")
    private String serverPort;

    @Resource
    private DiscoveryClient discoveryClient;

    @PostMapping("/payment/create")
    public CommonResult create(@RequestBody Payment payment){
        int result = paymentService.create(payment);
        log.info("*******插入结果"+ result);

        if(result > 0){
            return new CommonResult(200,"插入数据库成功,serverPort: "+ serverPort,result);
        }
        return  new CommonResult(444,"插入数据库失败",null);
    }

    @GetMapping("/payment/get/{id}")
    public CommonResult<Payment> getPaymentById(@PathVariable("id") Long id){
        Payment payment = paymentService.getPaymentById(id);
        log.info("*******查询结果"+ payment);

        if(payment != null){
            return new CommonResult(200,"查询成功,serverPort: " + serverPort,payment);
        }
        return  new CommonResult(444,"没有记录ID为：" + id,null);
    }

    @GetMapping(value = "/payment/discovery")
    public Object discovery(){
        List<String> services = discoveryClient.getServices();
        for (String element:services) {
            log.info("element: " + element);
        }
        List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PAYMENT-SERVICE");
        for (ServiceInstance instance:instances){
            log.info(instance.getServiceId()+"/t"+instance.getHost()+"/t"+instance.getPort()+"/t"+instance.getUri());
        }
        return this.discoveryClient;
    }

    @GetMapping(value = "/payment/lb")
    public String getPaymentLB() {
        return serverPort;//返回服务接口
    }

    @GetMapping(value = "/payment/feign/timeout")
    public String paymentFeignTimeout()
    {
        // 业务逻辑处理正确，但是需要耗费3秒钟
        try {
            TimeUnit.SECONDS.sleep(3);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        return serverPort;
    }

    @GetMapping("/payment/zipkin")
    public String paymentZipkin() {
        return "hi ,i'am paymentzipkin server fall back，welcome to here, O(∩_∩)O哈哈~";
    }

}
